Laptop "Touchscreen" Not Working
4.5
The screen displays fine, but it doesn't respond to your fingers.
Symptoms
- No touch response
- Ghost touches
- Inaccurate tracking
Possible Causes
- Disabled in Device Manager
- Driver conflict
- Hardware failure
Step-by-Step Fix
1
Enable HID-Compliant Touch Screen
Device Manager > Human Interface Devices > Right-click "HID-compliant touch screen" > Enable.
2
Clean the Screen
Oil and dirt can prevent the capacitive sensor from working.
3
Calibrate Touch
Control Panel > Tablet PC Settings > Calibrate.
When to See a Technician
If the screen is cracked, even a tiny hairline fracture can kill the touch functionality.
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